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34675 Datasheet(PDF) 17 Page - Freescale Semiconductor, Inc

Part # 34675
Description  28V-Input-Voltage Single-Cell Li-Ion Battery Charger with 10mA Regulator
PDF  24 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

34675 Datasheet(HTML) 17 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
Freescale Semiconductor
17
34675
FUNCTIONAL DEVICE OPERATION
CHARGE STATE DIAGRAM
Figure 28. DET Pin Output Voltage vs Input Voltage
CHARGE STATE DIAGRAM
Figure 29. Charge Cycle State Diagram
VOVPR
VOVPF
VPORR
VPORF
VIN
VDET
4.85V
TRICKLE
CHARGE
Charger: ON
FAST CHARGE
Charger: ON
CHARGE
COMPLETE
Charger: ON
VIN>VPOR
EN=low
and VIN<VOVP
and VIN>VBAT+VOS
VBAT > 2.7V
VBAT=4.2V
and IBAT < IEOC
VBAT<4.10V
EN=high
or VIN>VOVP
or VIN<VBAT+VOS
SHUTDOWN
Charger: OFF
PWR OFF
Charger: OFF
VIN<VPOR
VBAT < 2.7V
VBAT < 2.7V



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